Home / 567,123,805,910.31-782,633,210,125.27-306,701,515,076.73

Finding the Fourth Proportional to 567,123,805,910.31, 782,633,210,125.27 and 306,701,515,076.73

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Solution

The fourth proportional to 567,123,805,910.31, 782,633,210,125.27 and 306,701,515,076.73 is: 423,249,365,999.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,123,805,910.31 : 782,633,210,125.27 = 306,701,515,076.73 : x
  2. Step 2: Convert to fraction form
    567,123,805,910.31/782,633,210,125.27 = 306,701,515,076.73/x
  3. Step 3: Cross multiply
    567,123,805,910.31x = 782,633,210,125.27 × 306,701,515,076.73
  4. Step 4: Simplify right side
    567,123,805,910.31x = 240,034,791,294,785,070,039,040
  5. Step 5: Solve for x
    x = 240,034,791,294,785,070,039,040/567,123,805,910.31
  6. Step 6: Final answer
    x = 423,249,365,999.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.